3928

Names of 3928

• Cardinal: 3928 can be written as Three thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 3.928 × 10³

Factors of 3928

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 493

Divisors of 3928

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 4 8 491 982 1964 3928
• Sum of all divisors σ(n): 7380
• Sum of proper divisors (its aliquot sum) s(n): 3452
• 3928 is a deficient number, because the sum of its proper divisors (3452) is less than itself. Its deficiency is 476

Bases of 3928

• Binary: 111101011000₂
• Hexadecimal: 0xF58
• Base-36: 314

Squares and roots of 3928

• 3928 squared (3928²) is 15429184
• 3928 cubed (3928³) is 60605834752
• The square root of 3928 is 62.6737584639
• The cube root of 3928 is 15.7781892079

Scales and comparisons

• 3,928 seconds is equal to 1 hour, 5 minutes, 28 seconds.
• To count from 1 to 3,928 would take you about five minutes.

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 3928 cubic inches would be around 1.3 feet tall.

Recreational maths with 3928

• 3928 backwards is 8293
• The number of decimal digits it has is: 4
• The sum of 3928's digits is 22
• More coming soon!